<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>demo</title>
    <script type="text/javascript" src="../vue.js"></script>
</head>

<body>
    <div id="app">
        <!-- 跳过这个元素和它的子元素的编译过程。
            跳过大量没有指令的节点会加快编译 -->
            <p v-pre>我直接跳过{{count}}</p>
            <p>{{count}}</p>
            <button @click="count++">累加</button>
        </div>
</body>
<script type="text/javascript">
    Vue.config.productionTip = false
    const vm = new Vue({
        el: "#app",
        data() {
            return {
            count: 0,
          };
        }
    })
</script>

</html>